Now multilingual is optional. Pageables are no longer required to be
Translatable. New behaviours: Attachable, Flaggable, Taggable,
Publishable and Sortable (WIP implementations). Form::bsField is now
compatible with select2 and selects. Other minor changes.
initial url to pageable support, Pageable facade, pageables are now
Translatable-aware
simplified pageable resolver, backend routes are now published in the
app with the installation (in app/routes/backend.php) and can be edited,
implemented some traits and other fixes
pageables show button now opens the frontend url. initial module files
regenerate on update.